20854285440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{2819}}^1\times {\mathrm{3853}}^1$

素因数の和:6694

約数の個数: 128

約数和(自身を含む): 66513873600

約数和(自身を除く): 45659588160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 2819, 3853, 5638, 7706, 8457, 11276, 11559, 14095, 15412, 16914, 19265, 22552, 23118, 28190, 30824, 33828, 38530, 42285, 45104, 46236, 56380, 57795, 61648, 67656, 77060, 84570, 90208, 92472, 112760, 115590, 123296, 135312, 154120, 169140, 180416, 184944, 225520, 231180, 246592, 270624, 308240, 338280, 360832, 369888, 451040, 462360, 493184, 541248, 616480, 676560, 739776, 902080, 924720, 1082496, 1232960, 1353120, 1479552, 1804160, 1849440, 2465920, 2706240, 3698880, 5412480, 7397760, 10861607, 21723214, 32584821, 43446428, 54308035, 65169642, 86892856, 108616070, 130339284, 162924105, 173785712, 217232140, 260678568, 325848210, 347571424, 434464280, 521357136, 651696420, 695142848, 868928560, 1042714272, 1303392840, 1390285696, 1737857120, 2085428544, 2606785680, 3475714240, 4170857088, 5213571360, 6951428480, 10427142720, 20854285440]

約数ペア:

[(1, 20854285440), (2, 10427142720), (3, 6951428480), (4, 5213571360), (5, 4170857088), (6, 3475714240), (8, 2606785680), (10, 2085428544), (12, 1737857120), (15, 1390285696), (16, 1303392840), (20, 1042714272), (24, 868928560), (30, 695142848), (32, 651696420), (40, 521357136), (48, 434464280), (60, 347571424), (64, 325848210), (80, 260678568), (96, 217232140), (120, 173785712), (128, 162924105), (160, 130339284), (192, 108616070), (240, 86892856), (320, 65169642), (384, 54308035), (480, 43446428), (640, 32584821), (960, 21723214), (1920, 10861607), (2819, 7397760), (3853, 5412480), (5638, 3698880), (7706, 2706240), (8457, 2465920), (11276, 1849440), (11559, 1804160), (14095, 1479552), (15412, 1353120), (16914, 1232960), (19265, 1082496), (22552, 924720), (23118, 902080), (28190, 739776), (30824, 676560), (33828, 616480), (38530, 541248), (42285, 493184), (45104, 462360), (46236, 451040), (56380, 369888), (57795, 360832), (61648, 338280), (67656, 308240), (77060, 270624), (84570, 246592), (90208, 231180), (92472, 225520), (112760, 184944), (115590, 180416), (123296, 169140), (135312, 154120)]